Thanks for that. Are you using the Killer Network drivers only or the Killer Network Suite?

Thanks for that, I think that you have hit it on the head. It appears that running Killer Network drivers together with Windows Network Data Usage Monitor (Ndu) causes the problem. I have stopped Ndu...

Just found a thread that indicated that Windows Network Data Usage Monitoring (Ndu), possibly together with Killer Network drivers was the problem and that is what I have. I stopped Ndu and the...

Thanks I've tried that and no improvement. As for suspicious files, I've been using Utorrent since 8.1 (and before) and downloading from pretty much the same servers and had no problem until WIN 10 ?

Did you ever get an answer to this as I have similar problems. Can get to the point of nearly 100% RAM usage after a few hours. I'm using Killer Network driver, do you really think that is a problem?

When I am using Utorrent my RAM usage grows from around 20% to nearly 100% over a few hours and can eventually freeze the PC. This seems to have started happening from the last Preview releases until...